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热过负 荷 | |
auto. | thermal overload |
继电器 | |
dril. | pickup; repeater |
el.mach. | relay |
hydroel.st. | relay |
met. | undercurrent relay |
oil | electric relay |
steel. | relay unit |
| |||
thermal overload |
热过负荷 : 6 phrases in 4 subjects |
Electric machinery | 1 |
Electronics | 3 |
Metallurgy | 1 |
Rail transport | 1 |